An armed robbery is the starting point of an unpredictable story that unfolds in four different versions; one for each of the film’s characters who rival over the "Blue Queen", one of the world’s most rare diamonds.
Twelve old high school friends are murdered one by one during a reunion party that takes place on Christmas eve.
Far from civilization, in a frozen forest on an inhospitable mountainside, a group of researchers is attacked by an unidentified figure. The sole survivor, a young biologist, takes refuge in the isolated cabin of a mysterious man.
